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Filing Flows › Korsana Biosciences (KRSA) › Q4 2025 › vs Q4 2024

Korsana Biosciences (KRSA) Q4 2025 vs Q4 2024 (year over year)

Korsana Biosciences's revenue fell $781K (-43%) from $1.8M in Q4 2024 to $1.0M in Q4 2025.

Korsana Biosciences, Q4 2025: revenue $1.0M (-43% year over year), operating margin -81.8%, net loss $799K, operating cash flow −$1.6M. The chart draws each line against Q4 2024, the increases inside each band.

Korsana Biosciences: what changed, Q4 2025 vs Q4 2024Korsana Biosciences: what changed, Q4 2025 vs Q4 2024Cash used in operations$1.9MOperating cash sources$1.9MNet loss$1.3MNet loss absorbed$1.3MWorking capital & other$583KOperating costs$559KResearch & development$463KGeneral & admin$96KCosts & expenses$29KShare-based compensation−$27K

Every line

LineQ4 2025Q4 2024Change%
Revenue$1.0M$1.8M−$781K-43%
Other income, net$39K$28K$11K+39%
Net loss$799K−$530K$1.3M—
Costs & expenses$1.9M$1.8M$29K+2%
Operating costs$1.9M$1.3M$559K+43%
Research & development$519K$56K$463K+827%
General & admin$1.3M$1.2M$96K+8%
Operating cash sources$1.7M−$238K$1.9M—
Share-based compensation$95K$122K−$27K-22%
Cash used in operations$1.6M−$360K$1.9M—
Net loss absorbed$799K−$530K$1.3M—
Working capital & other$875K$292K$583K+200%

Questions

How much did Korsana Biosciences's revenue grow year over year in Q4 2025?

Korsana Biosciences's revenue fell $781K (-43%) from $1.8M in Q4 2024 to $1.0M in Q4 2025.

Q4 2025 results → · Compare in the interactive Sankey →